Product description 2.InstallationComes with suction cup, free-floating or attached to the side of the aquarium with the suction up. 3.ApplyLive food funnel floating for red worms feeder and solve eating trouble of small food in the tank for fish. 4.Protect environmentProtect live food spread to go to throughout in aquarium tank. 5.Have powerful electromagnetic suckerremovable, not easy to fall off. 1. Due to different monitors and lighting effects, the actual color may be slightly different from the image 2. Due to manual measurement, please allow 1-3cm deviation Size: 6.7*7cm Shipping color: white Quantity shipped: 4